ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Help / WLanguage / WLanguage functions / Controls, pages and windows / Chart functions
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadIOS WidgetApple WatchMac CatalystUniversal Windows 10 App
Others
Stored procedures
grHMDeleteColor (Function)
In french: grHMSupprimeCouleur
Deletes the colors specified by grHMColor from a Heatmap chart.
Example
// Define the colors
grHMDeleteColor(CHART_Chart)
grHMColor(CHART_Chart, -65, RGB(0, 105, 255))
grHMColor(CHART_Chart, 0, RGB(240, 255, 0))
grHMColor(CHART_Chart, 35, RGB(255, 31, 0))
Syntax
grHMDeleteColor(<Chart name> [, <Level>])
<Chart name>: Control name or character string
Name of the chart to be used. This name corresponds to:
  • the chart name defined through programming with grCreate.
  • the name of the Chart control in the window or report editor.
PHP Only the interactive Chart controls are available.
<Level>: Optional real
Level of color that will be deleted. If this parameter is not specified, all the level colors are deleted and the color of the first series is used.
Remarks
The data modified by grHMDeleteColor will be taken into account during the next call to grDraw.
Related Examples:
WD Chart Training (WINDEV): WD Chart
[ + ] This example presents the different uses of the Chart control.
Different types of charts are presented:
- Pie
- Sunburst
- Line
- Scatter
- Column
- Area
- etc.

The main features presented here are the possibility to customize of charts from the code, as well as to fill the chart from an HFSQL data file, or in the editor.
Component: wd290grf.dll
Minimum version required
  • Version 21
This page is also available for…
Comments
Click [Add] to post a comment

Last update: 06/22/2023

Send a report | Local help